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A166701 Totally multiplicative sequence with a(p) = a(p-1) + 4 for prime p. 0
1, 5, 9, 25, 29, 45, 49, 125, 81, 145, 149, 225, 229, 245, 261, 625, 629, 405, 409, 725, 441, 745, 749, 1125, 841, 1145, 729, 1225, 1229, 1305, 1309, 3125, 1341, 3145, 1421, 2025, 2029, 2045, 2061, 3625, 3629, 2205, 2209, 3725, 2349, 3745, 3749, 5625, 2401 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..49.

FORMULA

Multiplicative with a(p^e) = (a(p-1)+4)^e. If n = Product p(k)^e(k) then a(n) = Product (a(p(k)-1)+4)^e(k).

CROSSREFS

Sequence in context: A165345 A177240 A074741 * A116520 A273561 A273746

Adjacent sequences:  A166698 A166699 A166700 * A166702 A166703 A166704

KEYWORD

nonn,mult

AUTHOR

Jaroslav Krizek, Oct 18 2009

STATUS

approved

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Last modified February 26 18:29 EST 2020. Contains 332293 sequences. (Running on oeis4.)